Sofia Gyllenhielm

Sofia Gyllenhielm (1556-June 1583) was a Swedish noblewoman, the daughter of King John III of Sweden, and the wife of Pontus de la Gardie.

Biography
Sofia Gyllenhielm was born in Reval, Swedish Estonia, Sweden (now Tallinn, Estonia) in 1556, the illegitimate daughter of King John III of Sweden. She grew up in Finland, and she was a lady-in-waiting to her aunt Princess Elizabeth of Sweden before marrying her father's favorite, Pontus de la Gardie. In 1577, Sofia and her two siblings were ennobled and given the surname "Gyllenhielm". She married De la Gardie in 1580, and she accompanied her spouse to his command in Estonia in 1581. She died in childbirth in 1583, bearing a son, Jacob de la Gardie.